This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 0 | 2 |
| 1 | 15 |
| 2 | 124 |
| 3 | 153 |
| 4 | 1237 |
| 5 | 1328 |
| 6 | 1537 |
| 7 | 1628 |
| 8 | 1794 |
| 9 | 13793 |
| 10 | 14091 |
| 11 | 14797 |
| 12 | 15095 |
| 13 | 15668 |
| 14 | 17234 |
| 15 | 17532 |
| 16 | 18238 |
| 17 | 18536 |
| 18 | 19109 |
| 19 | 20244 |
| 20 | 20542 |
| 21 | 21115 |
| 22 | 22117 |
| 23 | 164867 |
| 24 | 165869 |
| 25 | 168302 |
| 26 | 169304 |
| 27 | 171307 |
| 28 | 176810 |
| 29 | 177812 |
| 30 | 180245 |
| 31 | 181247 |
| 32 | 183250 |
| 33 | 187321 |
| 34 | 188323 |